* {
    margin: 0;
    padding: 0;
}

.d-flex{
    padding-right: 50px;
}


@media (max-width: 992px) {
    form {
        display: none;
    }
    .nav {
        display: none;
        flex-direction: column !important;
    }

    .text-end {
        display: none;
    }



    .navbar-toggler {
        display: block;
        position: absolute;
        top: 20px;
        right: 60px;
    }
    section{
        flex-direction: column;
       
    }
    .content-right{
        width: 60%;
        margin-left: 0;
    }
    body{
        overflow-x: hidden;
    }

    .row{
        display: none;
    }
}

/*去除边框阴影*/
.navbar-toggler:focus{
    box-shadow: none;
}
.iconfont{
    color: #fff;
}

@media (min-width: 992px) {
    form {
        display: block;
        
    }

    .nav {
        display: flex !important;
    }

    .text-end {
        display: flex;
    }

    .navbar-toggler {
        display: none;
    }
    .p-3{
        height: 79px !important;
    }
}

.p-3 {
    position: fixed;
    border-bottom: 1px solid #f0f0f0;
    width: 100%;
    transition: height .3s;
    opacity: 1 !important;
    z-index: 100;
    background-color: #fff;
}

.a_bk {
    display: inline-block;
    width: 240px;
    height: 42px;
    background-image: url(../images/header-logo.svg);
    background-repeat: no-repeat;
    background-size: cover;
}

.btn {
    border: 1px solid #2e7eee;
    border-top-left-radius: 30px;
    border-bottom-left-radius: 30px;
    border-top-right-radius: 30px;
    border-bottom-right-radius: 30px;
    background-color: #fff;
    color: black;
    width: 80px;
}



.btn-warning {
    background-color: #ffc107 !important;
    color: #fff;
    width: 130px;
}

.btn-warning:hover {
    border: 1px solid #2e7eee;
    background-color: #fff;
    color: black;
}

.me-lg-3 {
    margin-right: auto !important;
}

.me-lg-auto {
    margin-right: 0 !important;
}

.form-control {
    width: 200px;
    border-top-left-radius: 30px;
    border-bottom-left-radius: 30px;
    border-top-right-radius: 30px;
    border-bottom-right-radius: 30px;
    background-color: #eee;
    outline: none;
    transition: all 0.3s;
    margin: 0 !important;
    display: inline-block;
}

.form-control:focus {
    border-color: #ced4da;
    box-shadow: none;
}


.inconser {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    position: relative;
    top: 10%;
    right: 40px;
    color: black;
    margin-right: 10px;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%280, 0, 0, 0.55%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.navbar-toggler:focus {
    border-color: #fff !important;
}
.nav li a:hover{
    text-decoration: underline;
}
.nav li a{
    color: black !important;
    font-size: 20px;
    margin-right: 20px;
}
.btn-w{
    width: 120px;
    background-color: #2e7eee !important;
    color: #fff;
}
#heaor{
    position: relative;
}
#headul{
    width: 150%;
    height: 100px;
    position: absolute;
    top: 80px;
    left: -60px;
    display: none;
    text-align: center;
}
#headul li{
    width: 100%;
    height: 50px;
    border: 1px solid tan;
    background-color: white;
    line-height:50px
}
#heaor:hover #headul{
    display: block;
}
#headul a{
    display: block;
    width: 100%;
    text-decoration: none;
    
}